﻿using System;

namespace Abstract
{
    class Program
    {
        static void Main(string[] args)
        {
            Student student = new Student("王林", 18, "北京市第一中学");
            Doctor doctor = new Doctor("王刚", 29, "河北省人民医院");
            student.Print();
            doctor.Print();
        }
    }
}
